Health Law Rollout: Insurers Face Greater Scrutiny

May 2, 2013 3:28 p.m. ET

The health law affects health insurers more directly than any other industry—expanding their pool of customers, but also rewriting many of the rules that govern their business, imposing new limits on how they spend premium dollars, and exposing them to new scrutiny.

The biggest benefit to the industry is the expected expansion of the insured, which is tied to provisions of the law that are taking effect in 2014. Starting then, the...